Bonnot Lionel
Officer · SITM
As of 2026-09-16, Bonnot Lionel has 27 Form 4 transactions on record across 1 company — 14 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market sales filed in August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $33.8M
- Indirect $0
| SITM | direct | 61,667 sh | $33.8M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-10 | SITM | Sale | 1,500 @ $725.00 | $1.1M | −2.1% of holding | 71,297 | Form 4 |
| 2026-06-15 | SITM | Sale | 500 @ $736.02 | $368K | −0.7% of holding | 72,797 | Form 4 |
| 2026-06-11 | SITM | Sale | 1,000 @ $700.00 | $700K | −1.3% of holding | 73,297 | Form 4 |
| 2026-02-24 | SITM | Sale | 3,933 @ $406.48 | $1.6M | −4.7% of holding | 80,274 | Form 4 |
| 2026-02-23 | SITM | Sale | 193 @ $411.35 | $79K | −0.2% of holding | 84,207 | Form 4 |
| 2025-11-24 | SITM | Sale | 1,078 @ $269.83 | $291K | −1.5% of holding | 72,537 | Form 4 |
| 2025-09-10 | SITM | Sale | 2,430 @ $250.00 | $608K | −3.1% of holding | 75,503 | Form 4 |
| 2025-08-22 | SITM | Sale | 1,990 @ $223.50 | $445K | −2.5% of holding | 77,933 | Form 4 |
| 2025-05-22 | SITM | Sale | 1,991 @ $201.36 | $401K | −2.4% of holding | 82,579 | Form 4 |
| 2025-03-06 | SITM | Sale | 714 @ $200.00 | $143K | −0.8% of holding | 87,226 | Form 4 |
| 2025-02-24 | SITM | Sale | 3,501 @ $174.25 | $610K | −3.8% of holding | 87,940 | Form 4 |
| 2024-12-11 | SITM | Sale | 6,177 @ $254.03 | $1.6M | −7.5% of holding | 76,036 | Form 4 |
15 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-20 | SITM | Withheld for tax | 9,630 | 61,667 | Form 4 |
| 2026-05-20 | SITM | Withheld for tax | 5,977 | 74,297 | Form 4 |
| 2026-02-20 | SITM | Withheld for tax | 3,869 | 84,400 | Form 4 |
| 2026-02-10 | SITM | Award / grant | 1,801 | 74,338 | Form 4 |
| 2026-02-10 | SITM | Award / grant | 4,229 | 88,269 | Form 4 |
| 2026-02-10 | SITM | Award / grant | 4,229 | 84,040 | Form 4 |
| 2026-02-10 | SITM | Award / grant | 5,473 | 79,811 | Form 4 |
| 2025-11-20 | SITM | Withheld for tax | 1,888 | 73,615 | Form 4 |
| 2025-08-20 | SITM | Withheld for tax | 2,656 | 79,923 | Form 4 |
| 2025-05-20 | SITM | Withheld for tax | 2,656 | 84,570 | Form 4 |
| 2025-02-20 | SITM | Withheld for tax | 3,601 | 91,441 | Form 4 |
| 2025-02-10 | SITM | Award / grant | 2,982 | 79,018 | Form 4 |
| 2025-02-10 | SITM | Award / grant | 5,874 | 95,042 | Form 4 |
| 2025-02-10 | SITM | Award / grant | 5,874 | 89,168 | Form 4 |
| 2025-02-10 | SITM | Award / grant | 4,276 | 83,294 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.